An Electron Moves in the Negative X Direction, Through a Uniform

question 42

Multiple Choice

An electron moves in the negative x direction, through a uniform magnetic field that is in the negative y direction. The magnetic force on the electron is:

• A) in the negative x direction
• B) in the positive y direction
• C) in the negative y direction
• D) in the positive z direction
• E) in the negative z direction

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Definitions:

Positive Externality

A benefit that affects a party who did not choose to incur that benefit, often associated with public goods or services.

Price Elasticity

The measure of how the quantity demanded of a good or service changes in response to a change in its price.

Demand

The desire and ability of consumers to purchase goods or services at a given price.

Log(Q)

The natural logarithm of the quantity Q, used in various mathematical, economic, and statistical models to transform data for analysis.